[FFmpeg-cvslog] r16830 - trunk/libavformat/4xm.c

michael subversion
Tue Jan 27 22:01:47 CET 2009


Author: michael
Date: Tue Jan 27 22:01:47 2009
New Revision: 16830

Log:
better header_size check

Modified:
   trunk/libavformat/4xm.c

Modified: trunk/libavformat/4xm.c
==============================================================================
--- trunk/libavformat/4xm.c	Tue Jan 27 21:51:10 2009	(r16829)
+++ trunk/libavformat/4xm.c	Tue Jan 27 22:01:47 2009	(r16830)
@@ -114,7 +114,7 @@ static int fourxm_read_header(AVFormatCo
     /* check for LIST-HEAD */
     GET_LIST_HEADER();
     header_size = size - 4;
-    if (fourcc_tag != HEAD_TAG || size < 4)
+    if (fourcc_tag != HEAD_TAG || header_size < 0)
         return AVERROR_INVALIDDATA;
 
     /* allocate space for the header and load the whole thing */




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